/* Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.flowable.variable.service.impl.types;

import org.flowable.variable.service.impl.persistence.entity.VariableInstanceEntity;

/**
 * An interface that can be implemented by a {@link org.flowable.variable.api.types.VariableType VariableType}
 * if wants to track changes to the data that it is saving.
 *
 * @param <O> The type of the original object being tracked
 * @param <C> The type of the copy of the original object being tracked
 * @author Filip Hrisafov
 */
public interface MutableVariableType<O, C> {

    boolean updateValueIfChanged(O originalObject, C originalObjectCopy, VariableInstanceEntity variableInstanceEntity);

}
